Add spotless and format all files

[JPercival]

Hopefully the end of whitespace only changes in PRs!

[github-actions]

Formatting check succeeded!

[codecov]

Codecov Report

Attention: 543 lines in your changes are missing coverage. Please review.

Comparison is base (aa89588) 0.00% compared to head (a2713f7) 62.64%.

Files	Patch %	Lines
.../cqframework/cql/cql2elm/SystemMethodResolver.java	13.86%	87 Missing ⚠️
...g/cqframework/cql/cql2elm/model/ModelImporter.java	44.89%	44 Missing and 10 partials ⚠️
...va/org/cqframework/fhir/npm/NpmPackageManager.java	48.64%	30 Missing and 8 partials ⚠️
...rk/cql/cql2elm/model/InstantiationContextImpl.java	33.33%	21 Missing and 5 partials ⚠️
...va/org/cqframework/cql/cql2elm/LibraryManager.java	36.84%	23 Missing and 1 partial ⚠️
...in/java/org/cqframework/fhir/npm/NpmProcessor.java	0.00%	23 Missing ⚠️
...ava/org/cqframework/cql/cql2elm/model/Version.java	28.12%	12 Missing and 11 partials ⚠️
...g/cqframework/cql/cql2elm/model/ConversionMap.java	58.49%	13 Missing and 9 partials ⚠️
...ework/cql/cql2elm/StringLibrarySourceProvider.java	0.00%	19 Missing ⚠️
...qframework/cql/cql2elm/SystemFunctionResolver.java	46.66%	14 Missing and 2 partials ⚠️
... and 41 more

Additional details and impacted files

@@              Coverage Diff              @@
##             master    #1306       +/-   ##
=============================================
+ Coverage          0   62.64%   +62.64%     
- Complexity        0     6157     +6157     
=============================================
  Files             0      466      +466     
  Lines             0    25424    +25424     
  Branches          0     4703     +4703     
=============================================
+ Hits              0    15927    +15927     
- Misses            0     7349     +7349     
- Partials          0     2148     +2148     

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